package com.situ.ssh.util;

import java.io.IOException;

import javax.servlet.http.HttpServletResponse;

import org.apache.struts2.ServletActionContext;

import net.sf.json.JSONObject;
import net.sf.json.JsonConfig;

public class JSONUtil {
	/**
	 * 将任意对象转换为json返回给浏览器
	 *
	 * @param obj
	 * @param excludes
	 */
	public static void obj2Json(Object obj, String... excludes) {
		JsonConfig jsonConfig = new JsonConfig();
		// 指定哪些属性不进行json转换
		jsonConfig.setExcludes(excludes);
		String json = JSONObject.fromObject(obj, jsonConfig).toString();
		HttpServletResponse response = ServletActionContext.getResponse();
		response.setContentType("text/json;charset=utf-8");
		try {
			response.getWriter().println(json);
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
	
	/*protected void obj2JsonForEasyUI() {
	    obj2Json(pageBean, new String[] { "currentPage", "pageSize", "detachedCriteria" });
	    // obj2Json(pageBean);
	    // obj2Json(pageBean, new String[]{"currentPage"});
	    // obj2Json(pageBean, "currentPage");
	    // obj2Json(pageBean, "currentPage", "pageSize");
	 }*/
}
